Local Forecast

Great Falls, VA Weather Forecast & Alerts

Current conditions, 5-day forecast, active weather alerts for Great Falls, VA

No Active Alerts

Hour-by-Hour  Current Observation

Monday 7:35 PM EDTMonday 7:35 PM

°F °C
Regional Observations →
80°F

Mostly Cloudy

  • 89° / 73° High / Low
  • 86° Feels Like
  • 0% Chance of Rain

Wind

6 mph

WSW

UV Index

0

None

Humidity

84%

Dew 75°F

Sun

6:38 AM · 7:39 PM

Rise · Set

Source: LEESBURG/GODFREY (KJYO). Slider scrubs the next 12 hours.

5-Day Outlook

Through Friday

Local Radar →

Tonight

73°

Isolated T-storm

Detailed forecast

Tonight

A slight chance of showers and thunderstorms before 10pm. Mostly cloudy, with a low around 72. Southwest wind around 3 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.

Tuesday

95° 75°

Isolated T-storm

Overnight: Isolated T-storm

Detailed forecast

Tuesday

A slight chance of rain showers between 3pm and 4pm, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 95. Heat index values as high as 100. West wind 1 to 7 mph. Chance of precipitation is 20%.

Night

A slight chance of showers and thunderstorms between 8pm and 3am. Partly cloudy, with a low around 75. West wind 2 to 7 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.

Wednesday

95° 77°

Isolated T-storm

Overnight: Isolated T-storm

Detailed forecast

Wednesday

A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 94. West wind around 5 mph. Chance of precipitation is 20%.

Night

A chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 75. Chance of precipitation is 30%.

Thursday

98° 73°

Isolated T-storm

Overnight: Isolated T-storm

Detailed forecast

Thursday

Sunny, with a high near 96.

Night

A slight chance of showers and thunderstorms between 8pm and 2am. Partly cloudy, with a low around 75. Chance of precipitation is 20%.

Friday

89° 68°

Chance of Thunderstorms

Overnight: Chance of Scattered Thunderstorms

Detailed forecast

Friday

A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90. Chance of precipitation is 30%.

Night

A chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 68. Chance of precipitation is 30%.

Great Falls, VA Weather Analysis Tools